OLIVIA SHEERIN (PA-C) – Physician Assistant, NPI 1477914976
Physician Assistant
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
5,091 PHYSICIAN ASSISTANT in MA
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Provider Addresses for OLIVIA SHEERIN (PA-C)
265, Bolton Street, Dorchester Heights, South Boston, Boston, Suffolk County, Massachusetts, 02127, United States
APT 2
BOSTON, MA 021271303
Phone: (781) 744-5100
Type: Mailing
Lahey Hospital & Medical Center, 41, Burlington Mall Road, Burlington, Middlesex County, Massachusetts, 01805, United States
41 MALL ROAD
BURLINGTON, MA 018050001
Phone: (781) 744-5100
Type: Location
1 HOSPITAL RD
OAK BLUFFS, MA 025571406
Phone: (508) 684-4500
Fax: (508) 684-4502
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2021-01-29
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20210129002150 | I | Physician Assistant | MA | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 02127)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Internal Medicine, Pediatric Medicine | NM | |
| Internal Medicine | MA | |
| Emergency Medicine | RI | |
| Family Practice | ME | |
| Emergency Medicine | MA | |
| O B S T E T R I C S/ G Y N E C O L O G Y | MA | |
| Physician Assistant | MA | |
| O B S T E T R I C S/ G Y N E C O L O G Y | MA | |
| Psychiatry, Neuropsychiatry | MD | |
| Cardiovascular Disease (Cardiology) | MI |
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